Normal sudoku rules apply. Digits on a line sum up to a two digit number made out of the digit in the line's circle repeated twice. For example, 245 on a line (sum: 11) would have a 1 in its circle.
Normal sudoku rules apply. Digits on a line sum up to a two digit number made out of the digit in the line's circle repeated twice. For example, 245 on a line (sum: 11) would have a 1 in its circle.